Genetic Counseling and Prevention of Down Syndrome

Down syndrome is a genetic disorder caused by a chromosomal abnormality, where individuals have an extra 21st chromosome, leading to significant intellectual disability, distinctive facial features, growth and developmental disorders, and multiple malformations. The disease has a profound impact on children, making early genetic counseling and preventive measures crucial.
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Genetic Counseling for Marfan Syndrome

Professional answers to the inheritance of Marfan syndrome across generations, especially when the father is a patient and the mother is normal. What are the chances of illness in male and female offspring? If the father’s mother is suspected to be a patient but was not diagnosed due to the underdevelopment of early medicine, will this affect the inheritance?
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